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Chironectes (water opossum)

Mammalia - Didelphimorphia

Taxonomy
Chironectes was named by Illiger (1811). It is extant.

It was assigned to Didelphina by Gray (1825); to Didelphidae by Carroll (1988); to Didelphini by Patton et al. (1996); and to Didelphinae by Wilson and Reeder (2005).

Species
C. minimus

Synonymy list
YearName and author
1811Chironectes Illiger p. 76
1825Cheironectes Gray p. 340
1988Chironectes Carroll
1996Chironectes Patton et al. p. 4
2005Chironectes Wilson and Reeder

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
—Tetrapoda
—Reptiliomorpha
—Anthracosauria
subclassAmphibiosauriaKuhn 1967
—Cotylosauria()
—Amniota
subclassSynapsida
—Therapsida()
infraorderCynodontia()
RankNameAuthor
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Theriamorpha(Rowe 1993)
—Theriiformes()
—Trechnotheria
—Cladotheria
—Zatheria
subclassTribosphenida()
subclassTheria
subclassMetatheria()
—Marsupialiformes
—Marsupialia()
—AmeridelphiaSzalay 1982
orderDidelphimorphiaGill 1872
—Didelphidae()
subfamilyDidelphinaeGray 1827
tribeDidelphiniCrochet 1979
genusChironectes

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

G. Chironectes Illiger 1811 [water opossum]
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Chironectes minimus Zimmermann 1780
Diagnosis
No diagnoses are available
Measurements
partNmean

Composition: phosphaticsubp
Environment: terrestrialf
Locomotion: actively mobilec
Life habit: amphibiousg
Diet: omnivoref
Diet 2: carnivoref
Reproduction: viviparoussubc
Created: 2012-04-17 11:10:58
Modified: 2012-04-16 20:10:58
Source: g = genus, f = family, subc = subclass, c = class, subp = subphylum
References: Carroll 1988, Gingerich 2003, Hendy et al. 2009, Lillegraven 1979, Nowak 1991

Age range

Maximum range based only on fossils: base of the Huayquerian to the top of the Holocene or 8.00000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 7.246 Ma

Collections (4 total)


Time interval Ma Country or state Original ID and collection number
Tortonian11.62 - 7.246Argentina (Entre Rios) Chironectes minimus (13626)
Huayquerian8.0 - 5.0Argentina (Entre Rios) Chironectes sp. (55600)
Pleistocene - Holocene2.588 - 0.0Brazil (Sao Paulo) Chironectes minimus (147815)
Holocene0.0117 - 0.0Panama Chironectes minumus (21691)